| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| C.S.Lewis | 978-1-870626-98-9 (1-870626-98-2) | 1996 |
| C.S. Lewis: A Short Introduction | 978-0-8264-8470-3 (0-8264-8470-0) | 2005 |
| Resisting Leviathan: The Case Against a European State | 978-1-870626-96-5 (1-870626-96-6) | 1991 |
P.E. · P. V. · Philip E. · Philip V. · Philip Van der Elst